# Summitree vs Klima

The clearest difference is review sentiment: Klima at 74% against Summitree's 29%. Klima also leads on iOS requirement (13.0 vs 15.0). Summitree's advantage is update cadence (every 9 days vs every 4 weeks) and monetization model (free vs ad-supported). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Summitree ships an update every 9 days, Klima every 4 weeks. The most recent releases landed on September 9, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Summitree | Klima |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 29.4% of reviews | **73.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 4 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 108 MB | 9 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Summitree GmbH](https://appshunter.io/developer/1560790985) | [Changers](https://appshunter.io/developer/930391921) |

## What reviewers say

### Summitree

[App page](https://appshunter.io/ios/app/summitree/id1560790983)

This app encourages physical activity by allowing users to track steps and outdoor activities via GPS. Your movement contributes to environmental projects, like planting trees, and you can participate in team challenges for added motivation.

**Highlights:** GPS tracking for outdoor activities, Step counting via motion sensors, Team challenges, Convert activity to trees/projects, Manual activity entry, Fitness tracker integration, Personal statistics and leaderboards

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Klima

[App page](https://appshunter.io/ios/app/klima-taler/id6444569111)

Earn rewards for eco-friendly travel like walking, cycling, and using public transport. Track your CO₂ savings and redeem earned currency for discounts on events, activities, and local partner offers. Discover tips for a sustainable lifestyle and participate in community projects.

**Highlights:** Track journeys by foot, bike, and public transport, Calculate CO₂ savings, Earn Klima-Taler rewards, Redeem rewards for discounts and free entry, Sustainable living tips and ideas, City challenges and competitions, Map of sustainable places

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Summitree free?

Summitree is free to download, with no in-app purchases.

### Is Klima free?

Klima is free to download, with no in-app purchases.

### Do Summitree or Klima have ads?

Neither Summitree nor Klima shows ads.

### Which is updated more often, Summitree or Klima?

Summitree ships an update every 9 days, and Klima every 4 weeks. Most recently, Summitree was updated on September 9, 2026 and Klima on September 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*